20239225570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1\times {\mathrm{1709}}^1$

素因数の和:2263

約数の個数: 64

約数和(自身を含む): 38188130400

約数和(自身を除く): 17948904830

約数列:

[1, 2, 5, 10, 29, 58, 97, 145, 194, 290, 421, 485, 842, 970, 1709, 2105, 2813, 3418, 4210, 5626, 8545, 12209, 14065, 17090, 24418, 28130, 40837, 49561, 61045, 81674, 99122, 122090, 165773, 204185, 247805, 331546, 408370, 495610, 719489, 828865, 1184273, 1438978, 1657730, 2368546, 3597445, 4807417, 5921365, 7194890, 9614834, 11842730, 20865181, 24037085, 41730362, 48074170, 69790433, 104325905, 139580866, 208651810, 348952165, 697904330, 2023922557, 4047845114, 10119612785, 20239225570]

約数ペア:

[(1, 20239225570), (2, 10119612785), (5, 4047845114), (10, 2023922557), (29, 697904330), (58, 348952165), (97, 208651810), (145, 139580866), (194, 104325905), (290, 69790433), (421, 48074170), (485, 41730362), (842, 24037085), (970, 20865181), (1709, 11842730), (2105, 9614834), (2813, 7194890), (3418, 5921365), (4210, 4807417), (5626, 3597445), (8545, 2368546), (12209, 1657730), (14065, 1438978), (17090, 1184273), (24418, 828865), (28130, 719489), (40837, 495610), (49561, 408370), (61045, 331546), (81674, 247805), (99122, 204185), (122090, 165773)]